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Home>Users>François Koessler
François Koessler
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Tests
2Tests completed
40Questions completed
or
Attended tests
Ruby
12% questions validées
1 test sessionLast activity : Dec 2, 2025
Rails
37% questions validées
1 test sessionLast activity : Dec 2, 2025
Informations
Profession : Back-end developerFavorite technologies

Daily Challenge

3 February 2026
One question per day to improve your general code knowledge!
Today :PHP - Fundamentals #46/47
Back-end
PHP
PHP - Fundamentals
daily challenge
Leaderboard
30points
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1
1
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1.
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Maxime Chenaud535 points
2.
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EL Mostafa Fadili475 points
3.
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Matthieu Sanchez375 points
4.
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Andy360 points
5.
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Yoann210 points
75.
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François Koessler (You)30 points
Last leaderboard calculation: on 3 Feb 2026 at 01:43:14